Rove-beetle
Guides
Stenus latissimus
Stenus latissimus is a species of rove beetle in the subfamily Steninae, first described by Bernhauer in 1938. Members of the genus Stenus are known for their specialized hunting adaptations, including the ability to eject mouthparts using blood pressure to capture prey. The species has a transcontinental distribution spanning northern Asia and western North America. As with other Steninae, it is a specialist predator of small invertebrates.
Stenus latissimus hatchi
Stenus latissimus hatchi is a subspecies of rove beetle in the family Staphylinidae, subfamily Steninae. Like other members of the genus Stenus, it possesses the specialized labial apparatus that allows some species to capture prey using adhesive secretions. The subspecies occurs across a broad transcontinental range spanning northern Eurasia and western North America. As a member of the Steninae, it is associated with moist habitats near water bodies where the water-gliding behavior characteristic of many congeners may be expressed.
Stenus morio
Stenus morio is a species of rove beetle in the subfamily Steninae, first described by Gravenhorst in 1806. It belongs to a genus noted for specialized predatory adaptations, including the ability to use blood pressure to eject mouthparts for capturing prey. The species has a broad Holarctic distribution spanning Europe, Asia, and North America.
Stenus pinguis
Stenus pinguis is a species of rove beetle in the subfamily Steninae, first described by Casey in 1884. The species belongs to a genus renowned for its remarkable water-gliding ability, enabled by specialized gland secretions that reduce surface tension. As a member of Stenus, it likely employs the characteristic labial prey-capture mechanism using eversible mouthparts with adhesive paraglossae to capture small invertebrate prey. The species has been recorded across western North America from Canada to the United States.
Stenus plicipennis
Stenus plicipennis is a species of rove beetle in the subfamily Steninae, described by Casey in 1884. Like other members of the genus Stenus, it possesses the characteristic labial apparatus used for prey capture, though the specific ecology of this species remains poorly documented. The species has a Holarctic distribution, occurring across northern North America and eastern Russia. It represents one of numerous Stenus species adapted to moist microhabitats where predatory specialization on small invertebrates occurs.
Stenus pubescens
Stenus pubescens is a species of rove beetle in the family Staphylinidae, subfamily Steninae. It is one of numerous species in the large genus Stenus, which is characterized by distinctive adaptations including the ability to glide on water surfaces using specialized gland secretions. The species has a Holarctic distribution, occurring across much of Europe, northern Asia, and North America. Like other members of the genus, it is a predator of small invertebrates.
Stenus retrusus
Stenus retrusus is a species of rove beetle in the subfamily Steninae, family Staphylinidae. Like other members of the genus Stenus, it possesses the distinctive labial apparatus that enables specialized predatory behavior. The species was described by Casey in 1884 and is known from western North America, with records from Canada (British Columbia, Newfoundland and Labrador) and the United States (Alaska, Oregon, Washington, Wisconsin).
Stenus sculptilis
Stenus sculptilis is a species of rove beetle in the subfamily Steninae, described by Casey in 1884. It occurs in western North America, with records from British Columbia, Canada, and several western US states including California, Idaho, Nevada, Oregon, and Washington. As a member of the genus Stenus, it belongs to a group known for specialized predatory adaptations, though specific biological details for this species remain poorly documented.
Stenus stygicus
Stenus stygicus is a rove beetle in the subfamily Steninae, characterized by its ability to glide on water surfaces using specialized gland secretions. The species occurs across North America from Canada through the United States to Mexico. Like other members of its genus, it employs a distinctive prey-capture mechanism involving the ballistic projection of mouthparts. It is one of numerous Stenus species documented in the region, with records spanning diverse habitats from Arctic tundra to temperate and subtropical zones.
Stethusa spuriella
Stethusa spuriella is a small rove beetle (family Staphylinidae) described by Casey in 1910. It belongs to the subfamily Aleocharinae, the largest subfamily of rove beetles, which are characterized by their reduced elytra that leave much of the abdomen exposed. The species has been recorded across eastern North America from Canada to the southeastern United States.
Stictocranius puncticeps
Stictocranius puncticeps is a species of rove beetle (Staphylinidae) in the subfamily Euaesthetinae, described by John Lawrence LeConte in 1866. It belongs to the tribe Stictocraniini, a group of small rove beetles characterized by distinctive cranial and antennal features. The species has been recorded across eastern North America from Canada to the southeastern United States.
Stictolinus flavipes
Stictolinus flavipes is a rove beetle (family Staphylinidae) described by John L. LeConte in 1863. The species epithet "flavipes" (yellow legs) refers to a distinctive color characteristic. It belongs to the tribe Xantholinini within the subfamily Staphylininae. The species has been recorded across northeastern North America, with distribution spanning eastern Canada and the northeastern United States.
Subhaida ingrata
Subhaida ingrata is a species of rove beetle in the family Staphylinidae, originally described as Pseudohaida ingrata by Hatch in 1957. The species belongs to the subfamily Omaliinae and tribe Coryphiini. It has been documented from western North America, including the Pacific coast and adjacent interior regions.
Sunius debilicornis
Sunius debilicornis is a species of rove beetle (family Staphylinidae) first described by Wollaston in 1857. It is currently treated as a synonym of Hypomedon debilicornis in some taxonomic databases, reflecting ongoing nomenclatural revisions within this group. The species is known from the Azores archipelago, with records from five islands. As a rove beetle, it belongs to one of the most diverse families of Coleoptera, characterized by short elytra and exposed abdominal segments.
Sunius melanocephalus
Sunius melanocephalus is a species of rove beetle in the family Staphylinidae, subfamily Paederinae. It is native to the Palearctic region with a broad distribution across Europe, Russia, the Caucasus, and Central Asia. The species has been introduced to North America, where it is established in parts of Canada and the northeastern United States.
Sunius rufipes
Sunius rufipes is a species of rove beetle in the family Staphylinidae. The genus Sunius belongs to the subfamily Staphylininae, a large and diverse group of predatory beetles characterized by their abbreviated elytra. The specific epithet "rufipes" refers to reddish legs, a common coloration pattern in this genus. Members of Sunius are typically found in various terrestrial habitats where they function as generalist predators.
Syntomium
Syntomium is a genus of rove beetles in the family Staphylinidae, subfamily Oxytelinae. The genus was established by Curtis in 1828 and contains at least two described species: Syntomium aeneum and Syntomium caucasicum. Members of this genus are found in Europe and North America, with distribution records from Denmark, Norway, and Sweden.
Tachinomorphus
Tachinomorphus is a genus of rove beetles in the family Staphylinidae, subfamily Tachyporinae, and tribe Tachinusini. It was established by Kraatz in 1859. The genus is part of a diverse group of small to medium-sized beetles characterized by their shortened elytra and exposed abdominal segments. Species in this genus are poorly documented in public literature, with limited observational records available.
Tachinus basalis
Tachinus basalis is a species of rove beetle in the family Staphylinidae, subfamily Tachyporinae. It is a Holarctic species with a broad distribution across northern Eurasia and North America. Like other members of the genus Tachinus, it is likely associated with decaying organic matter and fungal habitats, though specific ecological details remain poorly documented. The species was described by Wilhelm Ferdinand Erichson in 1839.
Tachinus crotchii
Crotch's Tachinus
Tachinus crotchii is a species of rove beetle in the family Staphylinidae, described by George Henry Horn in 1877. It is native to western North America, with documented occurrences in British Columbia, California, Oregon, and Washington. Like other members of the genus Tachinus, it is associated with forest floor habitats and decaying organic matter. The species is named after George Robert Crotch, a British entomologist who collected extensively in North America.
Tachinus fumipennis
Tachinus fumipennis is a rove beetle (family Staphylinidae) found across much of North America. The species belongs to the genus Tachinus, a group of moderately sized rove beetles often associated with decaying organic matter and fungi. As with many staphylinids, it likely plays a role in nutrient cycling through its feeding habits, though specific biological details for this species remain poorly documented in published literature. The species is distinguished from congeners by subtle morphological features of the elytra and antennae.
Tachinus limbatus
Tachinus limbatus is a rove beetle in the family Staphylinidae, subfamily Tachyporinae. The species occurs across eastern and central North America, from southern Canada through the eastern United States. Like other members of Tachinus, it is associated with decaying organic matter. The species was described by Frederick Ernst Melsheimer in 1844.
Tachinus picipes
Tachinus picipes is a species of rove beetle in the family Staphylinidae, first described by Erichson in 1839. It is distributed across eastern North America, with records from Canada and the United States. As a member of the subfamily Tachyporinae, it belongs to a group of rove beetles often associated with decaying organic matter and fungal habitats. The species epithet 'picipes' refers to the pitch-black (piceous) coloration of the legs.
Tachinus rufipes
Tachinus rufipes is a rove beetle in the family Staphylinidae, characterized by reddish legs that give the species its name. Originally described by Linnaeus in 1758 from European material, it has since been introduced to North America where it is now established in eastern Canada and the northeastern United States. The species belongs to the subfamily Tachyporinae, a group known for rapid movements and association with decaying organic matter.
Tachinusini
Tachinusini is a tribe of rove beetles within the subfamily Tachyporinae. Members are small to medium-sized beetles characterized by compact bodies and relatively short elytra that leave several abdominal segments exposed. The tribe includes the genus Tachinus, which is among the more frequently observed tachyporine groups. Tachinusini species are found primarily in the Northern Hemisphere, with many species adapted to cool, moist microhabitats.
Tachyporus
Tachyporus is a genus of rove beetles (Staphylinidae) in the tribe Tachyporini, serving as the type genus for both its tribe and subfamily. The genus comprises approximately 35 species in North and Central America alone, with additional species in Europe and other regions. Species such as Tachyporus hypnorum have been extensively studied for their role as generalist predators in agricultural ecosystems, particularly in cereal fields where they contribute to aphid control.
Tachyporus abdominalis
Tachyporus abdominalis is a species of rove beetle in the family Staphylinidae, subfamily Tachyporinae. It is a small, active predatory beetle with a Holarctic distribution spanning North America, Europe, and Asia. The species is part of the diverse Tachyporus genus, which contains numerous similar-looking species that are often difficult to distinguish without close examination. Like other members of its genus, it is typically found in moist habitats where it hunts small invertebrates.
Tachyporus atriceps
Tachyporus atriceps is a small rove beetle in the family Staphylinidae, subfamily Tachyporinae. It is native to Europe, North Africa, and western Asia, with introduced populations in eastern Canada. The species belongs to a genus of predatory beetles commonly found in vegetation and leaf litter. Specific ecological details for this species are sparse in available sources.
Tachyporus browni
Tachyporus browni is a species of rove beetle in the family Staphylinidae, described by Campbell in 1979. It belongs to the genus Tachyporus, a group of small to medium-sized predatory beetles commonly found in diverse terrestrial habitats. Very few observations of this species have been documented, with only four records in citizen science databases. Its specific biology and ecology remain poorly understood due to limited study.
Tachyporus canadensis
Tachyporus canadensis is a rove beetle in the family Staphylinidae, described by Campbell in 1979. It belongs to the large genus Tachyporus, which contains numerous species of small to medium-sized predatory beetles. The species is known from Canada and the United States.
Tachyporus elegans
Tachyporus elegans is a species of rove beetle in the family Staphylinidae, subfamily Tachyporinae. The species was described by Horn in 1877. It is a small beetle with limited published information on its specific biology. Members of the genus Tachyporus are generally associated with decaying organic matter and are common in forest floor habitats.
Tachyporus jocosus
Tachyporus jocosus is a rove beetle (Staphylinidae: Tachyporinae) native to North America, originally described by Thomas Say in 1832. The species was revised by Campbell (1979), who established neotypes and clarified its taxonomic status by synonymizing several previously described names under T. jocosus. It is placed in the subgenus Tachyporus and has a transcontinental distribution across the United States and Canada. The species exhibits typical tachyporine morphology with characteristic elytral chaetotaxy patterns and male aedeagus structure that distinguish it from congeners.
Tachyporus lecontei
Tachyporus lecontei is a small rove beetle (Staphylinidae) described by Campbell in 1979. The species occurs across northern North America from Canada through the northern United States. Like other members of the genus Tachyporus, it is likely predatory, though specific ecological details remain poorly documented. The species is distinguished from congeners primarily by subtle morphological features requiring specialist examination.
Tachyporus maculicollis
Tachyporus maculicollis is a rove beetle (Staphylinidae) described by John Lawrence LeConte in 1866. The species epithet "maculicollis" refers to spotted or marked coloration on the pronotum or neck region. It belongs to the subfamily Tachyporinae, a group characterized by relatively short elytra and flexible abdominal segments. The genus Tachyporus is widely distributed across the Holarctic region, with this species recorded from North America and parts of Eurasia.
Tachyporus pulchrus
Tachyporus pulchrus is a small rove beetle (Staphylinidae) described by Blatchley in 1910. It is native to northeastern North America, with documented occurrences in Canada and the United States. Like other members of the genus Tachyporus, it likely occupies moist ground-level habitats. The species remains poorly documented in scientific literature.
Tachyporus transversalis
Tachyporus transversalis is a small rove beetle in the family Staphylinidae, subfamily Tachyporinae. It is a predatory species native to Europe and parts of Asia, with introduced populations in North America. Like other members of its genus, it inhabits moist ground-level habitats and contributes to natural pest control in agricultural and natural ecosystems.
Tasgius ater
Large rove beetle
Tasgius ater is a large rove beetle in the family Staphylinidae, native to Europe and now introduced to North America, Australia, and New Zealand. It is among the larger species in this diverse beetle family and exhibits typical rove beetle morphology with shortened elytra exposing most of the abdomen. The species has expanded its range significantly in North America since first detected in the 1930s.
Tasgius winkleri
Tasgius winkleri is a rove beetle (family Staphylinidae) native to Europe that has become established in North America. First reported in New York in 1938, it has since spread to both coasts and westward to Illinois and Colorado. This synanthropic species thrives in human-disturbed habitats and is seldom found far from human activity. Males can be distinguished by their dilated front tarsi (expanded 'feet'). The species was previously confused with T. melanarius under the name Tasgius globulifer until taxonomic revision in 1987.
Tetartopeus
Tetartopeus is a genus of rove beetles in the family Staphylinidae, established by Czwalina in 1888. The genus contains at least four described species distributed across Europe, Japan, and North America. One species, Tetartopeus ciceronii, is endemic to Italy. The genus belongs to the subfamily Paederinae and tribe Lathrobiini.
Tetartopeus niger
Tetartopeus niger is a species of rove beetle in the family Staphylinidae, first described by J.L. LeConte in 1863. It belongs to the tribe Lathrobiini within the subfamily Paederinae. The species has a broad trans-Pacific distribution, occurring across northern North America and East Asia.
Tetartopeus tetricus
Tetartopeus tetricus is a species of rove beetle in the family Staphylinidae, described by Casey in 1905. It belongs to the genus Tetartopeus, a group within the subfamily Paederinae. The species has a broad distribution across eastern North America, with records extending from Canada through the United States to the Caribbean.
Texamaurops
Texamaurops is a genus of small rove beetles (Staphylinidae: Pselaphinae) established by Barr & Steeves in 1963. The genus contains at least one described species, Texamaurops reddelli, commonly known as the Kretschmarr Cave mold beetle. Members of this genus are associated with cave environments and belong to the diverse tribe Batrisini within the ant-loving beetle subfamily Pselaphinae.
Thamiaraea
Thamiaraea is a genus of rove beetles (Staphylinidae) established by Carl Gustaf Thomson in 1858. It belongs to the subfamily Aleocharinae, one of the largest and most diverse groups within the family. The genus has a cosmopolitan distribution, with records from Europe including Denmark, Norway, and Sweden. Two species are documented: Thamiaraea hospita (Märkel, 1844) and Thamiaraea tsitsilasi Pace.
Thecturota capito
Thecturota capito is a species of rove beetle in the family Staphylinidae, subfamily Aleocharinae. It was described by Casey in 1893. This small beetle belongs to the tribe Homalotini, a group characterized by compact body forms and association with decaying organic matter. The species has been recorded in limited numbers across parts of North America.
Thesiastes
Thesiastes is a genus of ant-loving beetles (myrmecophiles) in the rove beetle family Staphylinidae. The genus was established by Casey in 1893 and contains at least four described species distributed in North America. These beetles are members of the subfamily Pselaphinae, a diverse group of small, often cryptic beetles associated with leaf litter and ant colonies.
Thesiastes fossulatus
Thesiastes fossulatus is a species of ant-loving beetle in the family Staphylinidae, subfamily Pselaphinae. It is a small rove beetle known from scattered records across the eastern and central United States. Members of this genus are associated with leaf litter and soil habitats. The species was described by Brendel in 1890.
Thesium cavifrons
A small rove beetle in the family Staphylinidae, subfamily Pselaphinae. The genus Thesium belongs to the tribe Trichonychini, a diverse group of minute beetles often associated with leaf litter and soil habitats. The species epithet 'cavifrons' refers to a hollowed or concave frontal region of the head.
Thiasophila
Thiasophila is a genus of myrmecophilous rove beetles (Staphylinidae: Aleocharinae) that inhabit ant colonies, primarily those of the Formica rufa species group. Species in this genus have evolved specialized adaptations for living among ants, including defensive secretions and morphological plasticity in immature stages. The genus contains at least three European species: T. angulata, T. lohsei, and T. szujeckii, with T. szujeckii being a recently described cryptic species from Poland.
Thinusa
Thinusa is a genus of small rove beetles (family Staphylinidae) inhabiting intertidal marine environments. The genus contains at least two described species: Thinusa fletcheri and T. maritima. Based on morphological characters including maxillary structure and abdominal tergite shape, Thinusa is classified in the tribe Athetini rather than Phytosini.
Thinusa fletcheri
Thinusa fletcheri is an intertidal rove beetle in the family Staphylinidae. It was described by Casey in 1906 and is one of several species in the genus Thinusa. The genus was revised taxonomically in 1997, with T. fletcheri redescribed and lectotype designated from Casey's syntype series.